<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
  <style>
    html,body {
      margin: 0;
      padding: 0;
      background-color: #292E3A;
    }
    .main {
      height: 80vh;
      display: flex;
      justify-content: center;
      align-items: center;
      flex-direction: column;
      text-align: center;
      color: #ffffff55;
    }
    img {
      height: 240px;
    }
  </style>
</head>
<body>
  <div class="main">
    <img src="/fr/no-data.png" alt="">
    <p>您访问的页面已经不存在！</p>
  </div>
</body>
</html>